title: [Incidence of ABO blood groups in the Transfusion Service of the São Paulo Hospital das Clinicas].
mesh_terms: D000017:ABO Blood-Group System; D001789:Blood Group Antigens; D006761:Hospitals; D006801:Humans; D015994:Incidence
chemical_list: D000017:ABO Blood-Group System; D001789:Blood Group Antigens
keywords: BLOOD GROUPS
vernacular_title: Incidência dos grupos sangüineos do sistema ABO no Servico de Transfusão do Hospital das Clinicas de São Paulo.